scholarly journals Analysis of Rectangular Flexible Horizontal Piezoelectric Cantilever Beam Base on ANSYS

Author(s):  
A S Deraman ◽  
R Niirmel ◽  
M R Mohamad
2017 ◽  
Vol 2017 ◽  
pp. 1-6 ◽  
Author(s):  
Yue Hou ◽  
Linbing Wang ◽  
Dawei Wang ◽  
Hailu Yang ◽  
Meng Guo ◽  
...  

Green and sustainable power supply for sensors in pavement monitoring system has attracted attentions of civil engineers recently. In this paper, the piezoelectric energy harvesting technology is used to provide the power for the acceleration sensor and Radio Frequency (RF) communication. The developed piezoelectric bimorph cantilever beam is used for collecting the vibrational energy. The energy collection circuit is used to charge the battery, where the power can achieve 1.68 mW and can meet the power need of acceleration sensor for data collection and transmission in one operation cycle, that is, 32.8 seconds. Based on the piezoelectric-cantilever-beam powered sensor, the preliminary study on the IoT-based pavement monitoring platform is suggested, which provides a new applicable approach for civil infrastructure health monitoring.


2019 ◽  
Vol 83 (sp1) ◽  
pp. 976
Author(s):  
Ming Liu ◽  
Hengxu Liu ◽  
Hailong Chen ◽  
Yuanchao Chai ◽  
Liquan Wang

Author(s):  
Muturi G. Muriuki ◽  
William W. Clark

This paper presents the design and analysis of a cantilever beam resonator that is driven by a piezoelectric material. The beam is a bimorph structure with Lead Zirconate Titanate (PZT) and stainless steel or aluminum layers. The PZT layer is electroded in segments to form a sensor and actuator pair for feedback to drive the resonator. An additional PZT segment is used, in conjunction with a capacitive shunt circuit, to change the vibration frequency of the resonator. The study is based on an analytical model of the beam and experimental testing.


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